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Tb7Pm2Y3

Alexandria ALEX

Alex-ID: agm021645985 · Space group: P-31m (#162)

Basic Information

Formula
Tb7Pm2Y3
Alex-ID
agm021645985
Elements
3
Sites
12
Space group
P-31m (#162)
Crystal system
trigonal
Volume
388.39
ų
Cell a
6.2251
Å
Cell b
6.2251
Å
Cell c
11.5729
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb7Pm2Y3
Tb
7.00 · 58.3%
Pm
2.00 · 16.7%
Y
3.00 · 25.0%

Energy & Stability

Energy above hull
0.0082
eV/atom
Formation energy
0.0021
eV/atom
Corrected total energy
-61.2918
eV
Raw total energy
-61.2918
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0256
eV
DOS at Fermi level
14.6735
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C7_481_spg162

Decomposition

Tb(PmY3)2 Tb5Y Tb5Pm3

Computed at

2025-01-25 09:19:59

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm021645985).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm021645985
data_agm021645985
_cell_length_a     6.22508
_cell_length_b     6.22508
_cell_length_c     11.57294
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       388.38610
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Tb1 Tb 0.00000 0.66751 0.25074 1.00000
  Tb2 Tb 0.66751 0.66751 0.74926 1.00000
  Tb3 Tb 0.00000 0.33249 0.74926 1.00000
  Tb4 Tb 0.66751 0.00000 0.25074 1.00000
  Tb5 Tb 0.33249 0.33249 0.25074 1.00000
  Tb6 Tb 0.33249 0.00000 0.74926 1.00000
  Tb7 Tb 0.00000 0.00000 0.00000 1.00000
  Pm1 Pm 0.33333 0.66667 0.00000 1.00000
  Pm2 Pm 0.66667 0.33333 0.00000 1.00000
  Y1 Y 0.66667 0.33333 0.50000 1.00000
  Y2 Y 0.33333 0.66667 0.50000 1.00000
  Y3 Y 0.00000 0.00000 0.50000 1.00000
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